System Design Engineer

System One
📍 Bellevue, WA, United States 💼 Full-time 🕒 Posted June 22, 2026

Job Description

Position Summary
System One is seeking a System Design Engineer to support advanced nuclear reactor projects. This role focuses on system design, analysis, and supplier oversight, supporting complex fluid systems within a highly regulated environment.

The ideal candidate will act as a system-level engineer, working across multiple disciplines to develop, integrate, and refine system designs from concept through commissioning. This is a highly collaborative role within a high-performing team of engineers and scientists.
Responsibilities

+ Design fluid systems from requirements development through final design and commissioning

+ Perform technical trade studies to refine system performance and design decisions

+ Oversee suppliers during development and fabrication of processing, filtration, and monitoring equipment

+ Review component designs and assess impacts on overall system performance

+ Develop system-level engineering doc...

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Job Details

  • Location Bellevue, WA
  • Job Type Full-time
  • Category other-general
  • Posted Date June 22, 2026
  • Application Deadline June 27, 2026